nRF24L01

nRF24L01

This page is to Setup and Config nRF24L01

Hardware and Software

Hardware

nRF24L01

Software

Arduino IDE

Notes

    • Connect Arduino nano

    • CE and CSN can change to any PIN

    • Library Download

    • http://www.airspayce.com/mikem/arduino/RadioHead/index.html

    • https://github.com/TMRh20/RF24

Examples

This example is .Receive

Examples

This example is Send

            1. #include <SPI.h>

            2. #include "nRF24L01.h"

            3. #include "RF24.h"

            4. RF24 radio(7, 8);

            5. const byte rxAddr[6] = "00001";

            6. void setup()

            7. {

            8. while (!Serial);

            9. Serial.begin(9600);

            11. radio.begin();

            12. radio.openReadingPipe(0, rxAddr);

            14. radio.startListening();

            15. }

            16. void loop()

            17. {

            18. if (radio.available())

            19. {

            20. char text[32] = {0};

            21. radio.read(&text, sizeof(text));

            22. Serial.print("Received : ");

            23. Serial.println(text);

            24. } else {

            25. #include <SPI.h>

            26. //Serial.println("No Singal");

            27. //delay(500);

            28. #include "nRF24L01.h"

            29. }

            30. #include "RF24.h"

            31. }

            32. int msg[1];

            33. RF24 radio(7, 8);

            34. const byte rxAddr[6] = "00001";

            35. void setup()

            36. {

            37. Serial.begin(9600);

            38. Serial.println("Start....");

            39. radio.begin();

            40. radio.setRetries(15, 15);

            41. radio.openWritingPipe(rxAddr);

            43. radio.stopListening();

            44. }

            45. char text[] = "Hello Sanki I'm Here !!";

            46. int counter = 0;

            47. void loop()

            48. {

            49. if (counter <10) {

            50. text[0] = '0';

            51. text[1] = char(counter + 97);

            52. counter++;

            53. } else {

            54. counter = 0;

            55. }

            57. Serial.print("Sending.....");

            58. radio.write(&text, sizeof(text));

            59. Serial.print("OK : ");

            60. Serial.println(text[1]);

            61. delay(500);

            62. }